IL81727A0 - Methods for nmr angiography - Google Patents

Methods for nmr angiography

Info

Publication number
IL81727A0
IL81727A0 IL81727A IL8172787A IL81727A0 IL 81727 A0 IL81727 A0 IL 81727A0 IL 81727 A IL81727 A IL 81727A IL 8172787 A IL8172787 A IL 8172787A IL 81727 A0 IL81727 A0 IL 81727A0
Authority
IL
Israel
Prior art keywords
methods
angiography
nmr
nmr angiography
Prior art date
Application number
IL81727A
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IL81727A0 publication Critical patent/IL81727A0/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IL81727A 1986-03-03 1987-03-02 Methods for nmr angiography IL81727A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/835,683 US4714081A (en) 1986-03-03 1986-03-03 Methods for NMR angiography

Publications (1)

Publication Number Publication Date
IL81727A0 true IL81727A0 (en) 1987-10-20

Family

ID=25270193

Family Applications (1)

Application Number Title Priority Date Filing Date
IL81727A IL81727A0 (en) 1986-03-03 1987-03-02 Methods for nmr angiography

Country Status (5)

Country Link
US (1) US4714081A (en)
EP (1) EP0235758B1 (en)
JP (1) JPH0722575B2 (en)
DE (1) DE3750046T2 (en)
IL (1) IL81727A0 (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3750449T2 (en) * 1986-08-07 1995-04-13 Univ Leland Stanford Junior Imaging of moving material by magnetic resonance using spatially variable selective excitation.
US5240001A (en) * 1986-08-16 1993-08-31 Spectrospin Ag Method for determining moving material in a body
DE3701849A1 (en) * 1987-01-23 1988-08-04 Philips Patentverwaltung METHOD AND DEVICE FOR NUCLEAR SPIN TOMOGRAPHY
US4796635A (en) * 1987-02-11 1989-01-10 General Electric Company Multiple-echo, multiple-view NMR angiography
US5022398A (en) * 1987-02-11 1991-06-11 General Electric Company Multiple-echo NMR angiography for enhancement of signal-to noise ratio
US5038784A (en) * 1987-02-11 1991-08-13 General Electric Company Multiple-echo angiography with enhanced signal-to-noise ratio
US5025788A (en) * 1987-02-11 1991-06-25 General Electric Company Method of acquiring NMR angiograms in selected flow component directions
US5022397A (en) * 1987-02-11 1991-06-11 General Electric Company Multiple-echo NMR angiography with multiple-velocity images
US5038783A (en) * 1987-02-11 1991-08-13 General Electric Company Multiple gradient echo pulse sequence for acquisition of NMR angiograms
WO1988007349A1 (en) * 1987-03-25 1988-10-06 Fonar Corporation Nuclear magnetic resonance imaging
US4800889A (en) * 1987-04-06 1989-01-31 General Electric Company Rapid-scan NMR angiography
EP0288861B1 (en) * 1987-04-30 1991-09-18 Siemens Aktiengesellschaft Nuclear magnetic resonance imaging apparatus
JPH01148250A (en) * 1987-12-04 1989-06-09 Hitachi Ltd Magnetic resonance examination apparatus
US4978918A (en) * 1988-04-24 1990-12-18 Mitsubishi Denki Kabushiki Kaisha Magnetic resonance imaging method
US4901020A (en) * 1988-05-30 1990-02-13 Siemens Aktiengesellschaft Pulse sequence for operating a nuclear magnetic resonance tomography apparatus for producing images with different T2 contrast
US4849697A (en) * 1988-06-27 1989-07-18 General Electric Company Three-dimensional magnetic resonance flow-contrast angiography with suppression of stationary material
US4918386A (en) * 1988-12-23 1990-04-17 General Electric Company Method for simultaneously obtaining three-dimensional NMR angiograms and stationary tissue NMR images
US4973906A (en) * 1989-08-17 1990-11-27 General Electric Company Flow compensated NMR fast pulse sequence
US5031624A (en) * 1990-08-17 1991-07-16 Wisconsin Alumni Research Foundation Phase contrast, line-scanned method for NMR angiography
US5221898A (en) * 1990-11-30 1993-06-22 Hitachi, Ltd. Flow imaging method using an MRI apparatus
US5226418A (en) * 1991-08-01 1993-07-13 General Electric Company Phase correction of complex - difference processed magnetic resonance angiograms
US5225779A (en) * 1991-08-28 1993-07-06 Ihc Hospitals, Inc. Hybrid magnetic aresonance spatial and velocity imaging
US5706813A (en) * 1992-03-09 1998-01-13 University Of Washington Focal neurographic magnetic resonance imaging system
US5375598A (en) * 1993-12-27 1994-12-27 General Electric Company Methods for the imaging of shear rate in moving fluids
US6647134B1 (en) * 2000-03-30 2003-11-11 Mayo Foundation For Medical Education And Research Autocorrection of MR projection images
WO2002082376A2 (en) * 2001-04-06 2002-10-17 Regents Of The University Of California Method for analyzing mri diffusion data
US7047060B1 (en) * 2001-11-26 2006-05-16 Koninklijke Philips Electronics N.V. Multiple preparatory excitations and readouts distributed over the cardiac cycle
JP4309632B2 (en) * 2002-10-08 2009-08-05 株式会社東芝 Magnetic resonance imaging system
US7667460B2 (en) * 2005-11-29 2010-02-23 Koninklijke Philips Electronics N.V. Distinguishing bound and unbound contrast agents using magnetic resonance
US7459907B2 (en) * 2006-12-28 2008-12-02 Schlumberger Technology Corporation Flow measurement using NMR
DE102009057721B4 (en) * 2009-12-10 2014-05-28 Siemens Aktiengesellschaft Phase-sensitive MR flow measurement

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528985A (en) * 1981-12-21 1985-07-16 Albert Macovski Blood vessel imaging system using nuclear magnetic resonance
US4516075A (en) * 1983-01-04 1985-05-07 Wisconsin Alumni Research Foundation NMR scanner with motion zeugmatography
US4532473A (en) * 1983-05-18 1985-07-30 General Electric Company NMR method for measuring and imaging fluid flow
US4521733A (en) * 1983-05-23 1985-06-04 General Electric Company NMR Imaging of the transverse relaxation time using multiple spin echo sequences
US4602641A (en) * 1983-08-15 1986-07-29 The Regents Of The University Of California Method and apparatus for NMR detection and imaging of flowing fluid nuclei
US4587489A (en) * 1983-10-07 1986-05-06 General Electric Company Method for rapid acquisition of NMR data
US4595879A (en) * 1983-11-14 1986-06-17 Technicare Corporation Nuclear magnetic resonance flow imaging
US4609872A (en) * 1984-08-10 1986-09-02 General Electric Company NMR multiple-echo phase-contrast blood flow imaging

Also Published As

Publication number Publication date
DE3750046T2 (en) 1995-01-26
EP0235758A3 (en) 1989-07-19
US4714081A (en) 1987-12-22
JPS62275444A (en) 1987-11-30
DE3750046D1 (en) 1994-07-21
JPH0722575B2 (en) 1995-03-15
EP0235758B1 (en) 1994-06-15
EP0235758A2 (en) 1987-09-09

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